RENEWAL PARTS IDENTIFICATION

 

 

Front

Heating Elements

 

Terminal

 

Thermostat Kit

 

 

 

 

 

 

 

 

Model

Watts

Cover

120V

 

240V

 

Block

 

(See Below)

EH-1221

250

080-016362-002

285-051049-001

285-051049-002

 

 

 

 

 

 

 

 

 

 

 

 

 

EH-1251

500

080-016362-002

285-051049-001 (2)

285-051049-002 (2)

 

 

 

 

 

 

 

 

 

 

 

 

HVT-1251

500

080-016362-003

285-051049-006

 

 

 

303-047610-005

168-073659-001

 

 

 

HVT-2411

1000

080-016362-003

285-051049-006 (2)

 

 

 

303-047610-005

168-073659-001

 

 

 

Note: Part numbers suffixed by a number in ( ) indicates the quantity of same part number used.

THERMOSTAT REPLACEMENT PROCEDURE

See Instruction #1

2

3

1

5

4

6

See Instruction #4

Thermostat Kit (168-073659-001)

Item

 

 

 

No.

Qty.

Part No.

Description

1

1

300-072275-007

Thermostat

2

1

027-073304-002

Bracket — Mounting

3

2

248-048179-020

Screws

4

1

220-072276-003

Plate-Dial Thermostat

5

1

169-073294-001

Knob

6

1

056-073305-001

Clamp — Capillary Bulb

 

 

 

 

Thermostat Replacement Instructions:

1.Remove cover.

2.Slide thermostat mounting bracket over existing plate.

3.Using item 3 (screws) assemble item 1 (thermostat) to item 2 (bracket).

4.Remove bolt and assemble item 6 capillary clamp and capillary bulb and re-install bolt. Note: Do not pinch bulb in clamp, thermostat decalibration will result.

5.Assemble item 4 (plate) and item 5 (knob).

6.Re-install cover.

3

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Chromalox PF421-6 specifications Renewal Parts Identification, Thermostat Replacement Procedure

PF421-6 specifications

The Chromalox PF421-6 is an innovative electric heater designed for industrial and commercial applications, renowned for its efficiency, durability, and versatility. This heater is engineered to provide consistent and reliable performance in various settings, including process heating, space heating, and equipment protection. Its robust construction and advanced features make it a preferred choice for professionals seeking a reliable heating solution.

One of the standout features of the PF421-6 is its advanced control system, which allows for precise temperature management. This control system can be easily integrated into existing processes, ensuring optimal heating performance tailored to specific requirements. The heater supports a variety of control options, including on/off, proportional control, and multi-zone temperature management. This versatility ensures that users can adapt the heating performance to suit their operational needs.

The Chromalox PF421-6 also incorporates advanced heating technologies, including high-efficiency heating elements that provide rapid heat-up times while minimizing energy consumption. The heater's design promotes uniform heat distribution, preventing hot spots and ensuring even heating across surfaces. This characteristic is particularly beneficial in applications where temperature consistency is crucial.

Constructed from high-quality materials, the PF421-6 is built to withstand harsh operating environments. Its robust housing and high-grade insulation contribute to its longevity and reliability, even under heavy use. Additionally, the heater's compact design makes it easy to install and integrate into existing systems without requiring extensive modifications.

Safety is a paramount consideration in the design of the PF421-6. The heater is equipped with multiple safety features, including over-temperature protection and fault detection systems. These mechanisms help prevent accidents and ensure safe operation, making it suitable for a range of industries, from food processing to chemical manufacturing.

Finally, the Chromalox PF421-6 is also notable for its low maintenance requirements. With minimal moving parts and its durable construction, users can expect reduced downtime and lower operational costs. This reliability, combined with its advanced features and technologies, makes the PF421-6 a trusted heating solution for professionals seeking long-term performance and efficiency in their operations.